Conservation of energy

1. A Presentation by
D.Karukkuvel Raj and T.G.Sridinesh
From 10th E

3. We use
energy for
many
purposes in
our daily life.

4. In today’s
world nothing
will happen
without
energy. Energy
is the basic
needs.

5. But we are continuouslyexploiting our natural
resources resulting in shortage of natural energy
resources

7. Now this is an high time to convert into
renewable resources

8. Because, if we continuously use these existing
resources then it will lead to severe shortages
and crisis of electricity and petroleum

10. Types of renewable energy resources:
• Solar energy:

11. It is calculated that sun’s energy wouldlast for more
than 1 billionyears

13. •Wind energy:

16. Hydropower energy:

18. Bio-diesel:

20. Bio-diesel is a clean and efficient fuel and
does not emit any green house gases.

21. We students can conserve energy by adopting simple techniques
Switch OFF electrical appliances which are working wastely

22. Always use front load washing machine because
top load washing machine use high amount of
electricity and water

23. Switch old incandescent bulbs into CFL
and LED bulbs

25. Air conditioners should be operated at a
temperature of 20 degrees in winter and 26
degrees in summer to save energy and to
enjoy optimum cooling performance

26. CleanAC’sairfilterstoimproveefficiencyofcooling
andtoimproveairflow

27. For travelling short distances don’t
use vehicles, go by walk or cycle.

28. Always check your vehicle tire
pressure as it can also contribute to
the use of petrol

29. Always drive vehicles with the speed limit
of 45-60kmph to save fuel

30. Servicing your vehicle at regular intervals
will lessen the amount of fuel used by
engine and make your vehicle run
smoothly.

32. Don’t leave your fridge door open frequently,
because it will cause heat gain and the fridge
had to draw more power to keep its cooling

33. Heat insulate your
house’s doors and
windows to
keeping your
house’s
temperature low
and to save
electricity

34. Plug out electric appliances which is not in use

35. SAVE ELECTRICITY!
SAVE WORLD!
If we work
hard with
determination
we can create
a green earth

37. Thanks forgiving chance
A PRESENTATION
BY
KARUKKUVELRAJ AND SRIDINESH
FROM 10E